| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| York | 1 | 45,408 | 44,789 | 0.15% | 8,580 | 5 | City |
| York | 2 | 31,836 | 29,754 | 1.13% | 1,260 | 25 | Township |
| Springettsbury | 3 | 27,621 | 26,996 | 0.01% | 1,687 | 16 | Township |
| Dover | 4 | 24,752 | 22,463 | 1.46% | 596 | 42 | Township |
| Manchester | 5 | 20,204 | 19,509 | 0.71% | 1,276 | 16 | Township |
| West Manchester | 6 | 19,415 | 19,201 | 0.26% | 974 | 20 | Township |
| Windsor | 7 | 18,149 | 17,855 | 0.08% | 665 | 27 | Township |
| Hanover | 8 | 16,737 | 16,468 | 0.32% | 4,528 | 4 | Borough |
| Newberry | 9 | 16,514 | 15,686 | 0.84% | 543 | 30 | Township |
| Spring Garden | 10 | 13,642 | 13,685 | 0.18% | 2,027 | 7 | Township |
| Hanover | 11 | 11,870 | 11,439 | 0.76% | 627 | 19 | Township |
| Hanover | 12 | 11,715 | 11,765 | 0.11% | 1,788 | 7 | Township |
| West Manheim | 13 | 11,392 | 9,168 | 2.27% | 586 | 19 | Township |
| North Codorus | 14 | 9,638 | 9,143 | 1.6% | 299 | 32 | Township |
| Conewago | 15 | 9,314 | 8,548 | 1.9% | 381 | 24 | Township |
| East Manchester | 16 | 8,725 | 8,354 | 0.25% | 515 | 17 | Township |
| Lower Windsor | 17 | 7,955 | 7,517 | 1.4% | 318 | 25 | Township |
| Carroll | 18 | 7,574 | 6,879 | 2.13% | 505 | 15 | Township |
| Shrewsbury | 19 | 7,200 | 6,664 | 0.59% | 248 | 29 | Township |
| Red Lion | 20 | 6,526 | 6,511 | 0.05% | 4,970 | 1 | Borough |
| Chanceford | 21 | 6,034 | 5,939 | 0.15% | 125 | 48 | Township |
| Hellam | 22 | 6,020 | 5,938 | 0.22% | 213 | 28 | Township |
| New Freedom | 23 | 5,168 | 4,906 | 1.02% | 2,483 | 2 | Borough |
| West York | 24 | 5,110 | 5,110 | 0% | 9,733 | 1 | Borough |
| Dallastown | 25 | 4,199 | 4,197 | 0.02% | 5,349 | 1 | Borough |
| Shrewsbury | 26 | 4,044 | 3,843 | 0.75% | 2,237 | 2 | Borough |
| Codorus | 27 | 4,037 | 3,899 | 0.57% | 121 | 33 | Township |
| Hanover | 28 | 3,378 | 3,340 | 0.63% | 75 | 45 | Township |
| Lower Chanceford | 29 | 3,136 | 3,028 | 0.61% | 76 | 42 | Township |
| Heidelberg | 30 | 3,095 | 3,029 | 0.29% | 221 | 14 | Township |
| Fawn | 31 | 3,091 | 3,009 | 0.52% | 114 | 27 | Township |
| Monaghan | 32 | 2,841 | 2,676 | 0.85% | 221 | 13 | Township |
| North Hopewell | 33 | 2,830 | 2,722 | 0.89% | 151 | 19 | Township |
| Manchester | 34 | 2,823 | 2,812 | 0.07% | 3,652 | 1 | Borough |
| Hallam | 35 | 2,804 | 2,774 | 0.21% | 4,210 | 1 | Borough |
| Dillsburg | 36 | 2,637 | 2,621 | 0.08% | 3,268 | 1 | Borough |
| Windsor | 37 | 2,596 | 2,505 | 0.43% | 113 | 23 | Township |
| East Hopewell | 38 | 2,588 | 2,427 | 1.29% | 126 | 21 | Township |
| Spring Grove | 39 | 2,554 | 2,371 | 1.35% | 3,262 | 1 | Borough |
| Hanover | 40 | 2,374 | 2,419 | -0.34% | 50 | 48 | Township |
| Wrightsville | 41 | 2,259 | 2,251 | 0% | 3,449 | 1 | Borough |
| North York | 42 | 2,248 | 2,245 | 0% | 7,370 | 0 | Borough |
| Stewartstown | 43 | 2,244 | 2,145 | 0.85% | 2,662 | 1 | Borough |
| Glen Rock | 44 | 2,132 | 2,112 | 0.14% | 2,662 | 1 | Borough |
| Dover | 45 | 1,960 | 1,950 | 0.05% | 3,610 | 1 | Borough |
| Jacobus | 46 | 1,839 | 1,834 | 0.05% | 1,975 | 1 | Borough |
| Hanover | 47 | 1,691 | 1,689 | -0.29% | 401 | 4 | Township |
| Loganville | 48 | 1,447 | 1,421 | 0.35% | 1,447 | 1 | Borough |
| Mount Wolf | 49 | 1,437 | 1,359 | 1.05% | 2,742 | 1 | Borough |
| Windsor | 50 | 1,429 | 1,356 | 0.63% | 2,608 | 1 | Borough |
| Yoe | 51 | 1,058 | 1,055 | 0% | 4,723 | 0 | Borough |
| East Prospect | 52 | 968 | 932 | 0.73% | 3,025 | 0 | Borough |
| Goldsboro | 53 | 931 | 929 | 0% | 2,064 | 0 | Borough |
| Manchester | 54 | 791 | 780 | 0.64% | 18 | 44 | Township |
| Delta | 55 | 715 | 705 | 0.28% | 2,729 | 0 | Borough |
| York Haven | 56 | 687 | 683 | 0% | 2,305 | 0 | Borough |
| Winterstown | 57 | 607 | 604 | 0% | 251 | 2 | Borough |
| Franklintown | 58 | 570 | 515 | 1.97% | 2,235 | 0 | Borough |
| Cross Roads | 59 | 539 | 515 | 0.94% | 296 | 2 | Borough |
| Felton | 60 | 509 | 488 | 0.79% | 808 | 1 | Borough |
| Fawn Grove | 61 | 472 | 474 | -0.21% | 287 | 2 | Borough |
| Seven Valleys | 62 | 471 | 472 | -0.21% | 433 | 1 | Borough |
| Shrewsbury | 63 | 411 | 420 | -0.24% | 22 | 19 | Township |
| Lewisberry | 64 | 378 | 377 | 0% | 2,719 | 0 | Borough |
| Wellsville | 65 | 305 | 304 | 0% | 2,118 | 0 | Borough |
| Shrewsbury | 66 | 302 | 303 | -0.66% | 6.0 | 47 | Township |
| Railroad | 67 | 265 | 253 | 0% | 415 | 1 | Borough |
| Yorkana | 68 | 236 | 235 | 0% | 1,380 | 0 | Borough |
York is the largest city in York County, with a population of 45,408.
Yorkana is the smallest city in York County, with a population of 236.
There are 68 cities in York County, Pennsylvania.